1 /* 2 * This file and its contents are supplied under the terms of the 3 * Common Development and Distribution License ("CDDL"), version 1.0. 4 * You may only use this file in accordance with the terms of version 5 * 1.0 of the CDDL. 6 * 7 * A full copy of the text of the CDDL should have accompanied this 8 * source. A copy of the CDDL is also available via the Internet at 9 * http://www.illumos.org/license/CDDL. 10 */ 11 12 /* 13 * Copyright 2013 Nexenta Systems, Inc. All rights reserved. 14 */ 15 16 #include <sys/types.h> 17 #include <sys/param.h> 18 #include <sys/systm.h> 19 #include <sys/cmn_err.h> 20 #include <sys/cred.h> 21 #include <sys/debug.h> 22 #include <sys/errno.h> 23 #include <sys/file.h> 24 #include <sys/kmem.h> 25 #include <sys/t_lock.h> 26 #include <sys/user.h> 27 #include <sys/uio.h> 28 #include <sys/pathname.h> 29 #include <sys/sysmacros.h> 30 #include <sys/vfs.h> 31 #include <sys/vnode.h> 32 33 #include <sys/acl.h> 34 #include <sys/nbmlock.h> 35 #include <sys/fcntl.h> 36 37 /* 38 * Are vp1 and vp2 the same vnode? 39 */ 40 int 41 vn_compare(vnode_t *vp1, vnode_t *vp2) 42 { 43 vnode_t *realvp; 44 45 if (vp1 != NULL && VOP_REALVP(vp1, &realvp, NULL) == 0) 46 vp1 = realvp; 47 if (vp2 != NULL && VOP_REALVP(vp2, &realvp, NULL) == 0) 48 vp2 = realvp; 49 return (VN_CMP(vp1, vp2)); 50 } 51 52 /* ARGSUSED */ 53 vfs_t * 54 vn_mountedvfs(vnode_t *vp) 55 { 56 return (NULL); 57 } 58 59 void 60 xva_init(xvattr_t *xvap) 61 { 62 bzero(xvap, sizeof (xvattr_t)); 63 xvap->xva_mapsize = XVA_MAPSIZE; 64 xvap->xva_magic = XVA_MAGIC; 65 xvap->xva_vattr.va_mask = AT_XVATTR; 66 xvap->xva_rtnattrmapp = &(xvap->xva_rtnattrmap)[0]; 67 } 68 69 /* 70 * If AT_XVATTR is set, returns a pointer to the embedded xoptattr_t 71 * structure. Otherwise, returns NULL. 72 */ 73 xoptattr_t * 74 xva_getxoptattr(xvattr_t *xvap) 75 { 76 xoptattr_t *xoap = NULL; 77 if (xvap->xva_vattr.va_mask & AT_XVATTR) 78 xoap = &xvap->xva_xoptattrs; 79 return (xoap); 80 } 81